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<h1>D:/CentrumXP/e-Commerce/eCommerceDev/SklepDAO/NewsDAO.cs</h1><a href="_news_d_a_o_8cs.html">Idź do dokumentacji tego pliku.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a><a class="code" href="_news_d_a_o_8cs.html#a81a223a02c34d82b47199f08308847f2">00001</a> ﻿using <a class="code" href="_common_tools_8cs.html#a81a223a02c34d82b47199f08308847f2">System</a>;
<a name="l00002"></a>00002 <span class="keyword">using</span> <a class="code" href="_common_tools_8cs.html#a81a223a02c34d82b47199f08308847f2">System</a>.Collections.Generic;
<a name="l00003"></a>00003 <span class="keyword">using</span> <a class="code" href="_common_tools_8cs.html#a81a223a02c34d82b47199f08308847f2">System</a>.Text;
<a name="l00004"></a>00004 <span class="keyword">using</span> ShopModel;
<a name="l00005"></a>00005 <span class="keyword">using</span> <a class="code" href="_common_tools_8cs.html#a81a223a02c34d82b47199f08308847f2">System</a>.Data;
<a name="l00006"></a>00006 <span class="keyword">using</span> <a class="code" href="_common_tools_8cs.html#a81a223a02c34d82b47199f08308847f2">System</a>.Data.SqlClient;
<a name="l00007"></a>00007 
<a name="l00008"></a>00008 
<a name="l00009"></a>00009 <span class="keyword">namespace </span>ShopDAO
<a name="l00010"></a>00010 {
<a name="l00011"></a><a class="code" href="class_shop_d_a_o_1_1_news_d_a_o.html">00011</a>     <span class="keyword">public</span> <span class="keyword">class </span><a class="code" href="class_shop_d_a_o_1_1_news_d_a_o.html">NewsDAO</a>
<a name="l00012"></a>00012     {
<a name="l00013"></a>00013         <span class="keyword">private</span> <span class="keywordtype">string</span> connectionString;
<a name="l00014"></a>00014 
<a name="l00015"></a>00015         <span class="keyword">private</span> SqlConnection Connection()
<a name="l00016"></a>00016         {
<a name="l00017"></a>00017             <span class="keywordflow">return</span> <span class="keyword">new</span> SqlConnection(connectionString);
<a name="l00018"></a>00018         }
<a name="l00019"></a>00019 
<a name="l00020"></a><a class="code" href="class_shop_d_a_o_1_1_news_d_a_o.html#ad997a666898daea573f06051c0a782ec">00020</a>         <span class="keyword">public</span> <a class="code" href="class_shop_d_a_o_1_1_news_d_a_o.html#ad997a666898daea573f06051c0a782ec">NewsDAO</a>()
<a name="l00021"></a>00021         {
<a name="l00022"></a>00022             connectionString = <a class="code" href="_common_tools_8cs.html#a81a223a02c34d82b47199f08308847f2">System</a>.Configuration.ConfigurationManager.ConnectionStrings[<span class="stringliteral">&quot;csShop&quot;</span>].ConnectionString;
<a name="l00023"></a>00023         }
<a name="l00024"></a>00024 
<a name="l00031"></a><a class="code" href="class_shop_d_a_o_1_1_news_d_a_o.html#a5e8a793057982e337b5647ce57dce19f">00031</a>         <span class="keyword">public</span> <a class="code" href="class_shop_model_1_1_news.html" title="Klasa pezechowująca wszystkie informacje o newsa&amp;#39;ch dodawancy na stronie (Class...">News</a> <a class="code" href="class_shop_d_a_o_1_1_news_d_a_o.html#a5e8a793057982e337b5647ce57dce19f" title="(Pobiera newsa do wysłania na podstaiw jego id)Get News objects on the basis of...">GetNewsByID</a>(<span class="keywordtype">int</span> NewsID, <span class="keywordtype">int</span>? LanguageID)
<a name="l00032"></a>00032         {
<a name="l00033"></a>00033             SqlConnection sqlC = Connection();
<a name="l00034"></a>00034             SqlCommand command = sqlC.CreateCommand();
<a name="l00035"></a>00035             SqlDataReader sqlR;
<a name="l00036"></a>00036             <a class="code" href="class_shop_model_1_1_news.html" title="Klasa pezechowująca wszystkie informacje o newsa&amp;#39;ch dodawancy na stronie (Class...">News</a> result = null;
<a name="l00037"></a>00037 
<a name="l00038"></a>00038             command.CommandText = <span class="stringliteral">&quot;GetNews&quot;</span>;
<a name="l00039"></a>00039             command.CommandType = CommandType.StoredProcedure;
<a name="l00040"></a>00040 
<a name="l00041"></a>00041             command.Parameters.Add(<span class="keyword">new</span> SqlParameter(<span class="stringliteral">&quot;@NewsID&quot;</span>, NewsID));
<a name="l00042"></a>00042             command.Parameters.Add(<span class="keyword">new</span> SqlParameter(<span class="stringliteral">&quot;@LanguageID&quot;</span>, LanguageID));
<a name="l00043"></a>00043 
<a name="l00044"></a>00044             <span class="keywordflow">try</span>
<a name="l00045"></a>00045             {
<a name="l00046"></a>00046                 sqlC.Open();
<a name="l00047"></a>00047                 sqlR = command.ExecuteReader();
<a name="l00048"></a>00048 
<a name="l00049"></a>00049                 <span class="keywordflow">if</span> (sqlR.Read())
<a name="l00050"></a>00050                 {
<a name="l00051"></a>00051                     result = <span class="keyword">new</span> <a class="code" href="class_shop_model_1_1_news.html" title="Klasa pezechowująca wszystkie informacje o newsa&amp;#39;ch dodawancy na stronie (Class...">News</a>((<span class="keywordtype">int</span>)sqlR[<span class="stringliteral">&quot;IDnews&quot;</span>], (<span class="keywordtype">string</span>)sqlR[<span class="stringliteral">&quot;Title&quot;</span>], (<span class="keywordtype">string</span>)sqlR[<span class="stringliteral">&quot;Description&quot;</span>], (<span class="keywordtype">string</span>)sqlR[<span class="stringliteral">&quot;Content&quot;</span>], (DateTime)sqlR[<span class="stringliteral">&quot;NewsDate&quot;</span>]);
<a name="l00052"></a>00052                 }
<a name="l00053"></a>00053 
<a name="l00054"></a>00054                 sqlR.Close();
<a name="l00055"></a>00055             }
<a name="l00056"></a>00056             <span class="keywordflow">catch</span> (Exception ex)
<a name="l00057"></a>00057             {
<a name="l00058"></a>00058                 ErrorLogger.LogError(ex);
<a name="l00059"></a>00059             }
<a name="l00060"></a>00060             <span class="keywordflow">finally</span>
<a name="l00061"></a>00061             { sqlC.Close(); }
<a name="l00062"></a>00062 
<a name="l00063"></a>00063             <span class="keywordflow">return</span> result;
<a name="l00064"></a>00064         }
<a name="l00065"></a>00065 
<a name="l00072"></a><a class="code" href="class_shop_d_a_o_1_1_news_d_a_o.html#a16a87fc47fe94552338ba152c8072b46">00072</a>         <span class="keyword">public</span> <span class="keywordtype">int</span> <a class="code" href="class_shop_d_a_o_1_1_news_d_a_o.html#a16a87fc47fe94552338ba152c8072b46" title="Pobiera objekt typu news, zaspisuje go w bazie, jeśli istnieje uaktualnia treść...">SaveNews</a>(<a class="code" href="class_shop_model_1_1_news.html" title="Klasa pezechowująca wszystkie informacje o newsa&amp;#39;ch dodawancy na stronie (Class...">News</a> NewsToSave, <span class="keywordtype">int</span>? LanguageID)
<a name="l00073"></a>00073         {
<a name="l00074"></a>00074             SqlConnection sqlC = Connection();
<a name="l00075"></a>00075             SqlCommand command = sqlC.CreateCommand();
<a name="l00076"></a>00076             SqlDataReader sqlR;
<a name="l00077"></a>00077 
<a name="l00078"></a>00078             <span class="keywordtype">int</span> result = -1;
<a name="l00079"></a>00079 
<a name="l00080"></a>00080             command.CommandText = <span class="stringliteral">&quot;SaveNews&quot;</span>;
<a name="l00081"></a>00081             command.CommandType = CommandType.StoredProcedure;
<a name="l00082"></a>00082 
<a name="l00083"></a>00083             command.Parameters.Add(<span class="keyword">new</span> SqlParameter(<span class="stringliteral">&quot;@NewsID&quot;</span>, NewsToSave.<a class="code" href="class_shop_model_1_1_news.html#a271fbd0dc64d101cba1763cfbb6fc2f9">NewsID</a>));
<a name="l00084"></a>00084             command.Parameters.Add(<span class="keyword">new</span> SqlParameter(<span class="stringliteral">&quot;@Title&quot;</span>, NewsToSave.<a class="code" href="class_shop_model_1_1_news.html#a9ed7b9bc92bb938f89e0f117636c51e7">Title</a>));
<a name="l00085"></a>00085             command.Parameters.Add(<span class="keyword">new</span> SqlParameter(<span class="stringliteral">&quot;@Description&quot;</span>, NewsToSave.<a class="code" href="class_shop_model_1_1_news.html#a56c8d9dd184d6384e450aeb42cc937dc">Description</a>));
<a name="l00086"></a>00086             command.Parameters.Add(<span class="keyword">new</span> SqlParameter(<span class="stringliteral">&quot;@Content&quot;</span>, NewsToSave.<a class="code" href="class_shop_model_1_1_news.html#a6109c0e8f855f0a1eff72e69f21314f3">Content</a>));
<a name="l00087"></a>00087             command.Parameters.Add(<span class="keyword">new</span> SqlParameter(<span class="stringliteral">&quot;@NewsDate&quot;</span>, NewsToSave.<a class="code" href="class_shop_model_1_1_news.html#a4684351ed21ce44a8d56c8eb08715342">NewsDate</a>));
<a name="l00088"></a>00088             command.Parameters.Add(<span class="keyword">new</span> SqlParameter(<span class="stringliteral">&quot;@LanguageID&quot;</span>, LanguageID));
<a name="l00089"></a>00089 
<a name="l00090"></a>00090             <span class="keywordflow">try</span>
<a name="l00091"></a>00091             {
<a name="l00092"></a>00092                 sqlC.Open();
<a name="l00093"></a>00093                 sqlR = command.ExecuteReader();
<a name="l00094"></a>00094 
<a name="l00095"></a>00095                 <span class="keywordflow">if</span>(sqlR.Read())
<a name="l00096"></a>00096                 result = (<span class="keywordtype">int</span>)sqlR[<span class="stringliteral">&quot;NewsID&quot;</span>];
<a name="l00097"></a>00097 
<a name="l00098"></a>00098                 sqlR.Close();
<a name="l00099"></a>00099             }
<a name="l00100"></a>00100             <span class="keywordflow">catch</span> (Exception ex)
<a name="l00101"></a>00101             {
<a name="l00102"></a>00102                 ErrorLogger.LogError(ex);
<a name="l00103"></a>00103             }
<a name="l00104"></a>00104             <span class="keywordflow">finally</span>
<a name="l00105"></a>00105             { sqlC.Close(); }
<a name="l00106"></a>00106 
<a name="l00107"></a>00107             <span class="keywordflow">return</span> result;
<a name="l00108"></a>00108         }
<a name="l00109"></a>00109 
<a name="l00115"></a><a class="code" href="class_shop_d_a_o_1_1_news_d_a_o.html#a7891dad4c39ce57baa803705a11bd9e7">00115</a>         <span class="keyword">public</span> <span class="keywordtype">bool</span> <a class="code" href="class_shop_d_a_o_1_1_news_d_a_o.html#a7891dad4c39ce57baa803705a11bd9e7" title="Usuwa wiadomość z tbali(Removes news from tbale.).">DeleteNews</a>(<span class="keywordtype">int</span> NewsID)
<a name="l00116"></a>00116         {
<a name="l00117"></a>00117             SqlConnection sqlC = Connection();
<a name="l00118"></a>00118             SqlCommand command = sqlC.CreateCommand();
<a name="l00119"></a>00119             <span class="keywordtype">bool</span> result = <span class="keyword">false</span>;
<a name="l00120"></a>00120 
<a name="l00121"></a>00121             command.CommandText = <span class="stringliteral">&quot;DeleteNews&quot;</span>;
<a name="l00122"></a>00122             command.CommandType = CommandType.StoredProcedure;
<a name="l00123"></a>00123 
<a name="l00124"></a>00124             command.Parameters.Add(<span class="keyword">new</span> SqlParameter(<span class="stringliteral">&quot;@NewsID&quot;</span>, NewsID));
<a name="l00125"></a>00125 
<a name="l00126"></a>00126             <span class="keywordflow">try</span>
<a name="l00127"></a>00127             {
<a name="l00128"></a>00128                 sqlC.Open();
<a name="l00129"></a>00129                 <span class="keywordtype">int</span> rows = command.ExecuteNonQuery();
<a name="l00130"></a>00130 
<a name="l00131"></a>00131                 <span class="keywordflow">if</span> (rows &gt; 0)
<a name="l00132"></a>00132                     result = <span class="keyword">true</span>;
<a name="l00133"></a>00133             }
<a name="l00134"></a>00134             <span class="keywordflow">catch</span> (Exception ex)
<a name="l00135"></a>00135             {
<a name="l00136"></a>00136                 ErrorLogger.LogError(ex);
<a name="l00137"></a>00137             }
<a name="l00138"></a>00138             <span class="keywordflow">finally</span>
<a name="l00139"></a>00139             { sqlC.Close(); }
<a name="l00140"></a>00140 
<a name="l00141"></a>00141             <span class="keywordflow">return</span> result;
<a name="l00142"></a>00142         }
<a name="l00143"></a>00143 
<a name="l00149"></a><a class="code" href="class_shop_d_a_o_1_1_news_d_a_o.html#a93f43b242018e3c2c438cf90632b51c0">00149</a>         <span class="keyword">public</span> List&lt;News&gt; <a class="code" href="class_shop_d_a_o_1_1_news_d_a_o.html#a93f43b242018e3c2c438cf90632b51c0" title="Pobiera wszystkie newsy z tableli News(Gets all news form the News table.).">GetNews</a>(<span class="keywordtype">int</span>? LanguageID)
<a name="l00150"></a>00150         {
<a name="l00151"></a>00151             SqlConnection sqlC = Connection();
<a name="l00152"></a>00152             SqlCommand command = sqlC.CreateCommand();
<a name="l00153"></a>00153             SqlDataReader sqlR;
<a name="l00154"></a>00154             List&lt;News&gt; result = <span class="keyword">new</span> List&lt;News&gt;();
<a name="l00155"></a>00155 
<a name="l00156"></a>00156             command.CommandText = <span class="stringliteral">&quot;GetNews&quot;</span>;
<a name="l00157"></a>00157             command.CommandType = CommandType.StoredProcedure;
<a name="l00158"></a>00158 
<a name="l00159"></a>00159             command.Parameters.Add(<span class="keyword">new</span> SqlParameter(<span class="stringliteral">&quot;@LanguageID&quot;</span>, LanguageID));
<a name="l00160"></a>00160 
<a name="l00161"></a>00161             <span class="keywordflow">try</span>
<a name="l00162"></a>00162             {
<a name="l00163"></a>00163                 sqlC.Open();
<a name="l00164"></a>00164                 sqlR = command.ExecuteReader();
<a name="l00165"></a>00165 
<a name="l00166"></a>00166                 <span class="keywordflow">while</span>(sqlR.Read())
<a name="l00167"></a>00167                 {
<a name="l00168"></a>00168                     result.Add(<span class="keyword">new</span> <a class="code" href="class_shop_model_1_1_news.html" title="Klasa pezechowująca wszystkie informacje o newsa&amp;#39;ch dodawancy na stronie (Class...">News</a>((<span class="keywordtype">int</span>)sqlR[<span class="stringliteral">&quot;IDnews&quot;</span>], (<span class="keywordtype">string</span>)sqlR[<span class="stringliteral">&quot;Title&quot;</span>], (<span class="keywordtype">string</span>)sqlR[<span class="stringliteral">&quot;Description&quot;</span>], (<span class="keywordtype">string</span>)sqlR[<span class="stringliteral">&quot;Content&quot;</span>], (DateTime)sqlR[<span class="stringliteral">&quot;NewsDate&quot;</span>]));
<a name="l00169"></a>00169                 }
<a name="l00170"></a>00170 
<a name="l00171"></a>00171                 sqlR.Close();
<a name="l00172"></a>00172             }
<a name="l00173"></a>00173             <span class="keywordflow">catch</span> (Exception ex)
<a name="l00174"></a>00174             {
<a name="l00175"></a>00175                 ErrorLogger.LogError(ex);
<a name="l00176"></a>00176             }
<a name="l00177"></a>00177             <span class="keywordflow">finally</span>
<a name="l00178"></a>00178             { sqlC.Close(); }
<a name="l00179"></a>00179 
<a name="l00180"></a>00180             <span class="keywordflow">return</span> result;
<a name="l00181"></a>00181         }
<a name="l00182"></a>00182     }
<a name="l00183"></a>00183 }
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<hr size="1"/><address style="text-align: right;"><small>Wygenerowano Mon Nov 9 06:08:17 2009 dla eCommerce programem&nbsp;
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